DOM - NamedNodeMap Object Method - removeNamedItemNS

The method removeNamedItemNS() removes a node specified by local name and namespace URI.

Syntax

Following is the syntax for the usage of the removeNamedItemNS() method.

nodemapObject.removeNamedItem(namespaceURI, localName)

S.No. Parameter & Description
1

namespaceURI

It is the namespaceURI of the node to remove. It is of type DOMString.
1

localName

It is the local name of the node to remove. It is of typeDOMString.

This method removes specified namespaceURI and the local name of the node or null if they do not have any value.

Example

node_ns.xml contents are as below −

<?xml version = "1.0"?>
<Company>
   <Employee xmlns:e = "http://www.tutorials.com/technical/" category = "technical">
      <e:FirstName e:language = "English">Tanmay</e:FirstName>
      <e:LastName>Patil</e:LastName>
      <e:ContactNo>1234567890</e:ContactNo>
      <e:Email>tanmaypatil@xyz.com</e:Email>
   </Employee>

   <Employee xmlns:n = "http://www.tutorials.com/non-technical/" category = "non-technical">
      <n:FirstName>Taniya</n:FirstName>
      <n:LastName>Mishra</n:LastName>
      <n:ContactNo>1234667898</n:ContactNo>
      <n:Email>taniymishra@xyz.com</n:Email>
   </Employee>
</Company>

Following example demonstrates the usage of the removeNamedItemNS() method −

<!DOCTYPE html>
<html>
   <head>
      <script>
         function loadXMLDoc(filename) {
            if (window.XMLHttpRequest) {
                xhttp = new XMLHttpRequest();
            } else // code for IE5 and IE6 {
                xhttp = new ActiveXObject("Microsoft.XMLHTTP");
            }
            xhttp.open("GET",filename,false);
            xhttp.send();
            return xhttp.responseXML;
         }
      </script>
   </head>
   <body>
      <script>
         xmlDoc = loadXMLDoc("/dom/node_ns.xml");

         xmlDoc = xmlDoc.getElementsByTagName('e:FirstName')[0].attributes;
         document.write("Removed Item Attribute node is :- ");
         document.write(xmlDoc.removeNamedItemNS("http://www.tutorials.com/technical/",'language').nodeName);

      </script>
    </body>
</html>

Execution

Save this file as namednodemapmethod_removenameditemns.htm on the server path (this file and node_ns.xml should be on the same path in your server). We will get the output as shown below −

Removed Item Attribute node is :- e:language
dom_namednodemap_object.htm
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